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At a Glance
Why Get Tested?
To determine the concentration of levetiracetam in the blood to establish an individualized dose; to detect toxicity or verify that you are taking the medication as prescribed (compliance); to monitor during health changes that may affect drug clearance and/or kidney function
When to Get Tested?
Initially when establishing dosage; when indicated to detect low or excessive (potentially toxic) concentrations; when you have decreased kidney function; sometimes to verify compliance
A blood sample drawn from a vein in your arm, typically just before your next dose
Test Preparation Needed?